<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <script src="./axios.js"></script>
    <script>
     axios.defaults.baseURL = 'http://www.itcbc.com:3006'
     let p1 = axios.get('/api/province')
     let p2 = axios.get('/api/city',{params:{pname:'贵州省'}})
     let p3 = axios.get('/api/county',{params:{pname:'贵州省',cname:'铜仁市'}})
     async function s() {
        let {data:data1} = await p1
        let {data:data2} = await p2
        let {data:data3} = await p3
        console.log(data1,data2,data3);
     }
     s()
    </script>
</body>
</html>